From a92635dc77b14f0f28d45c0fbf91b5064d9d7617 Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Thu, 18 Feb 2010 04:02:26 +0000 Subject: [PATCH] net/usb: convert to use netdev_for_each_mc_addr also removed needless checks in smsc95xx Signed-off-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/usb/asix.c | 12 ++++-------- drivers/net/usb/catc.c | 5 +---- drivers/net/usb/mcs7830.c | 6 ++---- drivers/net/usb/smsc95xx.c | 26 ++++++++------------------ 4 files changed, 15 insertions(+), 34 deletions(-) diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index f605204de3e5..20e34608fa4a 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -555,20 +555,18 @@ static void asix_set_multicast(struct net_device *net) * for our 8 byte filter buffer * to avoid allocating memory that * is tricky to free later */ - struct dev_mc_list *mc_list = net->mc_list; + struct dev_mc_list *mc_list; u32 crc_bits; - int i; memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE); /* Build the multicast hash filter. */ - for (i = 0; i < netdev_mc_count(net); i++) { + netdev_for_each_mc_addr(mc_list, net) { crc_bits = ether_crc(ETH_ALEN, mc_list->dmi_addr) >> 26; data->multi_filter[crc_bits >> 3] |= 1 << (crc_bits & 7); - mc_list = mc_list->next; } asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0, @@ -769,20 +767,18 @@ static void ax88172_set_multicast(struct net_device *net) * for our 8 byte filter buffer * to avoid allocating memory that * is tricky to free later */ - struct dev_mc_list *mc_list = net->mc_list; + struct dev_mc_list *mc_list; u32 crc_bits; - int i; memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE); /* Build the multicast hash filter. */ - for (i = 0; i < netdev_mc_count(net); i++) { + netdev_for_each_mc_addr(mc_list, net) { crc_bits = ether_crc(ETH_ALEN, mc_list->dmi_addr) >> 26; data->multi_filter[crc_bits >> 3] |= 1 << (crc_bits & 7); - mc_list = mc_list->next; } asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0, diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c index 5a13660ebd17..96f1ebe0d348 100644 --- a/drivers/net/usb/catc.c +++ b/drivers/net/usb/catc.c @@ -632,7 +632,6 @@ static void catc_set_multicast_list(struct net_device *netdev) struct dev_mc_list *mc; u8 broadcast[6]; u8 rx = RxEnable | RxPolarity | RxMultiCast; - int i; memset(broadcast, 0xff, 6); memset(catc->multicast, 0, 64); @@ -648,9 +647,7 @@ static void catc_set_multicast_list(struct net_device *netdev) if (netdev->flags & IFF_ALLMULTI) { memset(catc->multicast, 0xff, 64); } else { - for (i = 0, mc = netdev->mc_list; - mc && i < netdev_mc_count(netdev); - i++, mc = mc->next) { + netdev_for_each_mc_addr(mc, netdev) { u32 crc = ether_crc_le(6, mc->dmi_addr); if (!catc->is_f5u011) { catc->multicast[(crc >> 3) & 0x3f] |= 1 << (crc & 7); diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c index 34665137f2c3..70978219e98a 100644 --- a/drivers/net/usb/mcs7830.c +++ b/drivers/net/usb/mcs7830.c @@ -452,15 +452,13 @@ static void mcs7830_data_set_multicast(struct net_device *net) * for our 8 byte filter buffer * to avoid allocating memory that * is tricky to free later */ - struct dev_mc_list *mc_list = net->mc_list; + struct dev_mc_list *mc_list; u32 crc_bits; - int i; /* Build the multicast hash filter. */ - for (i = 0; i < netdev_mc_count(net); i++) { + netdev_for_each_mc_addr(mc_list, net) { crc_bits = ether_crc(ETH_ALEN, mc_list->dmi_addr) >> 26; data->multi_filter[crc_bits >> 3] |= 1 << (crc_bits & 7); - mc_list = mc_list->next; } } } diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 1ada51eb71f7..df9179a1c93b 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -384,30 +384,20 @@ static void smsc95xx_set_multicast(struct net_device *netdev) pdata->mac_cr |= MAC_CR_MCPAS_; pdata->mac_cr &= ~(MAC_CR_PRMS_ | MAC_CR_HPFILT_); } else if (!netdev_mc_empty(dev->net)) { - struct dev_mc_list *mc_list = dev->net->mc_list; - int count = 0; + struct dev_mc_list *mc_list; pdata->mac_cr |= MAC_CR_HPFILT_; pdata->mac_cr &= ~(MAC_CR_PRMS_ | MAC_CR_MCPAS_); - while (mc_list) { - count++; - if (mc_list->dmi_addrlen == ETH_ALEN) { - u32 bitnum = smsc95xx_hash(mc_list->dmi_addr); - u32 mask = 0x01 << (bitnum & 0x1F); - if (bitnum & 0x20) - hash_hi |= mask; - else - hash_lo |= mask; - } else { - netdev_warn(dev->net, "dmi_addrlen != 6\n"); - } - mc_list = mc_list->next; + netdev_for_each_mc_addr(mc_list, netdev) { + u32 bitnum = smsc95xx_hash(mc_list->dmi_addr); + u32 mask = 0x01 << (bitnum & 0x1F); + if (bitnum & 0x20) + hash_hi |= mask; + else + hash_lo |= mask; } - if (count != ((u32) netdev_mc_count(dev->net))) - netdev_warn(dev->net, "mc_count != dev->mc_count\n"); - netif_dbg(dev, drv, dev->net, "HASHH=0x%08X, HASHL=0x%08X\n", hash_hi, hash_lo); } else { -- 2.20.1